This means that to get those source folders for generated sources, we have to run corresponding Maven build phase.Not all projects using generated sources, so for performance reasons, M2Eclipse does not run any Maven goals by default on project import.It is a different beast to the maven-eclipse-plugin which is a Maven plugin that attempts to manage/modify Eclipse project files to account for Maven dependencies.Generally, if you are using m2eclipse you don’t really need maven-eclipse-plugin.
The m2eclipse is currently using the Embedder component from Maven 3.3.9.
If that JVM comes from JRE that isn’t part of JDK, there is no Java compiler (the tools.jar) around.
To workaround this you can add Also note that to launch Maven from within Eclipse, JRE used for launch also need to come from JDK.
we don’t know if folder or project names are going to be conflicting).
There are two scenarios: The second scenario could happen when there is several projects located at selected SCM URL or when user selected multiple SCM URLs, e.g.